Add CDT LSP information to CDT's READMEs and N&N (#566)

NewAndNoteworthy/CDT-11.3.md

@@ -6,6 +6,12 @@ This is the New & Noteworthy page for CDT 11.3 which is part of Eclipse 2023-09
 
 # Release Notes
 
+## CDT LSP support
+
+Alongside CDT 11.3 the first version of CDT LSP is being released.
+CDT LSP provides Language Server Protocol integration for C/C++.
+Please see the [CDT LSP repo](https://github.com/eclipse-cdt/cdt-lsp#readme) for more details and to track its development.
+
 # Build
 
 ## Default Binary File Viewer

NewAndNoteworthy/README.md

@@ -16,6 +16,12 @@ What's new and noteworthy in:
 - [CDT 10.1/2020-12](CDT-10.1.md)
 - [CDT 10.0/2020-09](CDT-10.0.md)
 
+## CDT LSP
+
+The [CDT LSP (LSP based C/C++ Editor)](https://github.com/eclipse-cdt/cdt-lsp#readme) provides its own [changelog](https://github.com/eclipse-cdt/cdt-lsp/blob/master/CHANGELOG.md) highlighting its release notes and new and noteworthy entries.
+
+## Older Versions
+
 <details>
 <summary>Older Versions</summary>
 

README.md

@@ -40,6 +40,11 @@ Did you get your version of Eclipse CDT from a vendor (such as a chip maker)? If
 
 We encourage all vendors who are extending and redistributing Eclipse CDT to engage with the project and contribute fixes and improvements back to the Eclipse CDT project.
 
+## CDT LSP (LSP based C/C++ Editor)
+
+The Eclipse CDT project also provides an LSP based C/C++ Editor.
+Please see the [CDT LSP repo](https://github.com/eclipse-cdt/cdt-lsp#readme) for more details on that project and the future plans for language server protocol and clangd support in Eclipse CDT.
+
 ## Contributing
 
 [Contributions are always welcome!](./CONTRIBUTING.md)
@@ -50,6 +55,7 @@ Please bear in mind that this project is almost entirely developed by volunteers
 
 There are many third-party addons for CDT to make it more productive.
 
+* [CDT LSP](https://github.com/eclipse-cdt/cdt-lsp#readme): LSP based C/C++ Editor provided by the Eclipse CDT project
 * [cmake4eclipse](https://github.com/15knots/cmake4eclipse#abstract): This Eclipse plug-in automatically generates build-scripts for the Eclipse CDT managed build system from CMake scripts.
 * [Sloeber](http://eclipse.baeyens.it/): Eclipse Plugins based on Arduino toolchains or a enhanced Arduino IDE.
 * [CUTE](https://cute-test.com/): C++ unit testing plug-in